package controller;

import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

import java.io.IOException;

@WebServlet("/test")
public class TestListenerServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        System.out.println(" req.setAttribute(\"username\",\"zhangSan\");");
        req.setAttribute("username","zhangSan");
        System.out.println("req.setAttribute(\"username\",\"list\");");
        req.setAttribute("username","list");
        System.out.println("req.removeAttribute(\"username\");");
        req.removeAttribute("username");
    }
}
